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151 lines
4.6 KiB
151 lines
4.6 KiB
# ext/pygmentplugin.py
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# Copyright 2006-2022 the Mako authors and contributors <see AUTHORS file>
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#
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# This module is part of Mako and is released under
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# the MIT License: http://www.opensource.org/licenses/mit-license.php
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from pygments import highlight
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from pygments.formatters.html import HtmlFormatter
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from pygments.lexer import bygroups
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from pygments.lexer import DelegatingLexer
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from pygments.lexer import include
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from pygments.lexer import RegexLexer
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from pygments.lexer import using
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from pygments.lexers.agile import Python3Lexer
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from pygments.lexers.agile import PythonLexer
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from pygments.lexers.web import CssLexer
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from pygments.lexers.web import HtmlLexer
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from pygments.lexers.web import JavascriptLexer
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from pygments.lexers.web import XmlLexer
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from pygments.token import Comment
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from pygments.token import Keyword
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from pygments.token import Name
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from pygments.token import Operator
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from pygments.token import Other
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from pygments.token import String
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from pygments.token import Text
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class MakoLexer(RegexLexer):
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name = "Mako"
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aliases = ["mako"]
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filenames = ["*.mao"]
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tokens = {
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"root": [
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(
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r"(\s*)(\%)(\s*end(?:\w+))(\n|\Z)",
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bygroups(Text, Comment.Preproc, Keyword, Other),
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),
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(
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r"(\s*)(\%(?!%))([^\n]*)(\n|\Z)",
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bygroups(Text, Comment.Preproc, using(PythonLexer), Other),
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),
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(
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r"(\s*)(##[^\n]*)(\n|\Z)",
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bygroups(Text, Comment.Preproc, Other),
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),
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(r"""(?s)<%doc>.*?</%doc>""", Comment.Preproc),
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(
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r"(<%)([\w\.\:]+)",
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bygroups(Comment.Preproc, Name.Builtin),
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"tag",
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),
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(
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r"(</%)([\w\.\:]+)(>)",
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bygroups(Comment.Preproc, Name.Builtin, Comment.Preproc),
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),
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(r"<%(?=([\w\.\:]+))", Comment.Preproc, "ondeftags"),
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(
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r"(?s)(<%(?:!?))(.*?)(%>)",
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bygroups(Comment.Preproc, using(PythonLexer), Comment.Preproc),
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),
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(
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r"(\$\{)(.*?)(\})",
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bygroups(Comment.Preproc, using(PythonLexer), Comment.Preproc),
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),
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(
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r"""(?sx)
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(.+?) # anything, followed by:
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(?:
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(?<=\n)(?=%(?!%)|\#\#) | # an eval or comment line
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(?=\#\*) | # multiline comment
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(?=</?%) | # a python block
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# call start or end
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(?=\$\{) | # a substitution
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(?<=\n)(?=\s*%) |
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# - don't consume
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(\\\n) | # an escaped newline
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\Z # end of string
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)
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""",
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bygroups(Other, Operator),
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),
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(r"\s+", Text),
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],
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"ondeftags": [
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(r"<%", Comment.Preproc),
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(r"(?<=<%)(include|inherit|namespace|page)", Name.Builtin),
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include("tag"),
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],
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"tag": [
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(r'((?:\w+)\s*=)\s*(".*?")', bygroups(Name.Attribute, String)),
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(r"/?\s*>", Comment.Preproc, "#pop"),
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(r"\s+", Text),
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],
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"attr": [
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('".*?"', String, "#pop"),
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("'.*?'", String, "#pop"),
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(r"[^\s>]+", String, "#pop"),
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],
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}
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class MakoHtmlLexer(DelegatingLexer):
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name = "HTML+Mako"
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aliases = ["html+mako"]
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def __init__(self, **options):
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super().__init__(HtmlLexer, MakoLexer, **options)
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class MakoXmlLexer(DelegatingLexer):
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name = "XML+Mako"
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aliases = ["xml+mako"]
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def __init__(self, **options):
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super().__init__(XmlLexer, MakoLexer, **options)
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class MakoJavascriptLexer(DelegatingLexer):
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name = "JavaScript+Mako"
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aliases = ["js+mako", "javascript+mako"]
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def __init__(self, **options):
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super().__init__(JavascriptLexer, MakoLexer, **options)
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class MakoCssLexer(DelegatingLexer):
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name = "CSS+Mako"
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aliases = ["css+mako"]
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def __init__(self, **options):
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super().__init__(CssLexer, MakoLexer, **options)
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pygments_html_formatter = HtmlFormatter(
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cssclass="syntax-highlighted", linenos=True
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)
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def syntax_highlight(filename="", language=None):
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mako_lexer = MakoLexer()
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python_lexer = Python3Lexer()
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if filename.startswith("memory:") or language == "mako":
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return lambda string: highlight(
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string, mako_lexer, pygments_html_formatter
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)
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return lambda string: highlight(
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string, python_lexer, pygments_html_formatter
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)
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